问题
解答题
甲乙两个正方形的边长比是2：3，甲乙两个正方形的周长比是______，甲乙两个正方形的面积比是______．
答案
由于甲乙两个正方形的边长比是2：3，
所以甲乙两个正方形的周长比是2：3，
甲乙两个正方形的面积比是4：9．
故答案为：2：3，4：9．
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甲乙两个正方形的边长比是2：3，甲乙两个正方形的周长比是______，甲乙两个正方形的面积比是______．
由于甲乙两个正方形的边长比是2：3，
所以甲乙两个正方形的周长比是2：3，
甲乙两个正方形的面积比是4：9．
故答案为：2：3，4：9．
| 完形填空。 | |||
| Soccer ball is another(另一种)way of saying __1__. Jim is a football fan(足球迷). He __2__ playing football. He is also __3__ at football. Ronaldo is his __4__ football player.Jim is 5 _ the school football team(队). Every Friday afternoon he plays football __6__ his friends. Jim also likes __7__ the football matches(比赛) __8__ TV. Jim’s friend Mike doesn’t like football, __49___ he likes basketball very much. Michael Jordan is his favorite baskrtball __10__. Mike is on the school __11___ team. They play basketball __12__ Wendesday afternoon. He often __13 _ the basketball __14__ on TV, __15__. | |||
| ( )1. A. tennis ( )2. A. like ( )3. A. good ( )4. A. like ( )5. A. at ( )6. A. and ( )7. A. watch ( )8. A. at ( )9. A. and ( )10. A. teacher ( )11. A. tennis ( )12. A. in ( )13. A. watch ( )14. A. matches ( )15. A. to | B. volleyball B. likes B. well B. favorite B. in B. or B. watches B. in B. or B. player B. volleyball B. on B. watches B. matching B. too | C. football C. thinks C. bad C. love C. on C. with C. watching C. on C. with C. actor C. football C. at C. watching C. match C. also | D. basketball D. think D. badly D. good D. join D. but D. watched D. with D. but D. runner D. basketball D. but D. watched D. matched D. please |